Catalog Number: 2579
Alternate Names: UK 76654
Chemical Name: (3R)-1-[2-(1-,3-Benzodioxol-5-yl)ethyl]-3-(diphenylmethoxy)piperidine fumarate
Biological Activity
Selective M3 muscarinic receptor antagonist (pKi values are 8.52, 7.93, 7.90 and 7.78 for M3, M2, M1 and M4 receptors respectively). Displays higher affinity at ileal M3 receptors (pKi = 9.3) compared to oesophageal and tracheal M3 receptors (pKi values are 8.8 and 8.2 respectively). Inhibits gastrointestinal motility in vivo in the absence of cardiovascular effects.
Technical Data
  • M.Wt:
    531.6
  • Formula:
    C27H29NO3.C4H4O4
  • Solubility:
    Soluble to 100 mM in DMSO and to 25 mM in ethanol
  • Purity:
    >99%
  • Storage:
    Desiccate at +4°C
  • CAS No:
    127308-98-9
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis. All Tocris products are intended for laboratory research use only.
Background References
  1. Pre-clinical and clinical pharmacology of selective muscarinic M3 receptor antagonists.
    Wallis
    Life Sci., 1995;56:861
  2. Characterization of the interaction of zamifenacin at muscarinic receptors in vitro.
    Watson et al.
    Eur.J.Pharmacol., 1995;285:135
  3. Muscarinic receptors in isolated urinary bladder smooth muscle from different mouse strains.
    Choppin
    Br.J.Pharmacol., 2002;137:522

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